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Date: Fri, 14 Feb 2014 12:40:26 +0000
From: Alexey Dokuchaev <danfe@FreeBSD.org>
To: Ed Maste <emaste@freebsd.org>
Subject: Re: newcons comming
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On Mon, Feb 10, 2014 at 09:09:43PM -0500, Ed Maste wrote:
> You should be able to manually load the kms modules to switch to
> native resolution, without starting X.

Indeed, kldload'ing radeonmks.so switched LCD to its native resolution.
What if I am on CRT (which has many native resolutions).  Is there way
to select particular one (other than patching source code)?

> On 10 February 2014 16:07, Alexey Dokuchaev <danfe@freebsd.org> wrote:
> > Also, even at native resolution, switching consoles takes LCD considerable
> > time to redraw screen contents.  Looks like it's not accelerated at all...
> 
> Can you quantify "considerable time," and describe the hardware on
> which you observe this?

It means that I can see that top part of the screen is drawn before bottom
one (I've made a lame video: https://vidd.me/NqM).  This is on some NEC
AS231WM monitor connected to RV410 (Radeon X700 Pro), per pciconf(8).

./danfe